Help i need idea for promoting android app

[Android Question]

hello friends
i am a android app developer and i have developed one android app for banking purpose and i need to promote on online but i don't have any ideas about app promotion.If you guys have any idea give me plz

 

[Slug]

The first step is to publish it on Google Play so that people can find it. Then you can post in places like our own App & Game Announcements section.